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     1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/interconnect/qcom,osm-l3.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Qualcomm Operating State Manager (OSM) L3 Interconnect Provider
    8 
    9 maintainers:
   10   - Sibi Sankar <quic_sibis@quicinc.com>
   11 
   12 description:
   13   L3 cache bandwidth requirements on Qualcomm SoCs is serviced by the OSM.
   14   The OSM L3 interconnect provider aggregates the L3 bandwidth requests
   15   from CPU/GPU and relays it to the OSM.
   16 
   17 properties:
   18   compatible:
   19     enum:
   20       - qcom,sc7180-osm-l3
   21       - qcom,sc7280-epss-l3
   22       - qcom,sc8180x-osm-l3
   23       - qcom,sdm845-osm-l3
   24       - qcom,sm8150-osm-l3
   25       - qcom,sm8250-epss-l3
   26 
   27   reg:
   28     maxItems: 1
   29 
   30   clocks:
   31     items:
   32       - description: xo clock
   33       - description: alternate clock
   34 
   35   clock-names:
   36     items:
   37       - const: xo
   38       - const: alternate
   39 
   40   '#interconnect-cells':
   41     const: 1
   42 
   43 required:
   44   - compatible
   45   - reg
   46   - clocks
   47   - clock-names
   48   - '#interconnect-cells'
   49 
   50 additionalProperties: false
   51 
   52 examples:
   53   - |
   54 
   55     #define GPLL0               165
   56     #define RPMH_CXO_CLK        0
   57 
   58     osm_l3: interconnect@17d41000 {
   59       compatible = "qcom,sdm845-osm-l3";
   60       reg = <0x17d41000 0x1400>;
   61 
   62       clocks = <&rpmhcc RPMH_CXO_CLK>, <&gcc GPLL0>;
   63       clock-names = "xo", "alternate";
   64 
   65       #interconnect-cells = <1>;
   66     };
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